Weather Comparison
Side-by-side weather comparison for May
| Metric | Porto | Seville | Better |
|---|---|---|---|
| Average HighHigher is warmer | 20°C (68°F) | 26°C (79°F)▲ | Seville |
| Average LowHigher is milder | 12°C (54°F) | 15°C (59°F)▲ | Seville |
| Rain DaysFewer is drier | 11 days | 5 days▲ | Seville |
| PrecipitationLess is drier | 102 mm | 34 mm▲ | Seville |
| Sunshine HoursMore is sunnier | 12h/day | 12h/day | Tie |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 9 | 9 | Tie |
| Wind SpeedCalmer is better | 18 km/h | 16 km/h▲ | Seville |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Seville edges ahead as the better destination in May. Seville offers 12 hours of daily sunshine with only 5 rain days, while Porto sees 12 sunshine hours and 11 rain days.
Porto sits in the comfortable travel range at 20°C. Seville is also comfortable at 26°C.
For travelers who prioritize dry weather, Seville is the stronger choice in May.
Porto reaches an average high of 20°C (68°F) and drops to 12°C (54°F) at night during May. The daily temperature range is 8°C, meaning moderate variation throughout the day.
Seville averages 26°C (79°F) for the high and 15°C (59°F) for the low, with a daily range of 11°C. There is a notable 6°C gap between the two cities, so expect a very different feel.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in May.
Porto receives approximately 102 mm of rainfall across 11 rain days during May. You can expect rain roughly every other day.
Seville sees 34 mm over 5 rain days. That makes Seville the drier option by 6 rain days and 68 mm of total precipitation.
Both cities share similar humidity levels at 65%.
Highs of 20°C, lows of 12°C, 11 rain days
Highs of 26°C, lows of 15°C, 5 rain days
Pack for both: light layers, a light jacket for evenings, sunscreen. These items are useful in either destination during May.
The table below shows average high temperatures and rain days for every month. May is highlighted for quick reference.
| Month | Porto | Seville | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 13°C | 12d | 15°C | 6d |
| Feb | 14°C | 10d | 17°C | 5d |
| Mar | 16°C | 10d | 20°C | 7d |
| Apr | 17°C | 12d | 22°C | 7d |
| May | 20°C | 11d | 26°C | 5d |
| Jun | 23°C | 6d | 32°C | 1d |
| Jul | 25°C | 4d | 35°C | 0d |
| Aug | 26°C | 4d | 35°C | 0d |
| Sep | 24°C | 6d | 30°C | 4d |
| Oct | 20°C | 13d | 25°C | 7d |
| Nov | 16°C | 13d | 19°C | 7d |
| Dec | 14°C | 13d | 16°C | 7d |
Porto Weather in May
Full forecast, packing tips, and activities
Seville Weather in May
Full forecast, packing tips, and activities